Fairchild Semiconductor QTLP660C-B Datasheet

SURFACE MOUNT LED LAMP

STANDARD BRIGHT 1.8mm (Dome Lens)

QTLP660C-2 HER

QTLP660C-7 AlGaAs Red

PACKAGE DIMENSIONS

0.134 (3.40)

Ø0.075 (1.9)
Ø0.067 (1.7)

0.091 (2.3)

0.083 (2.1)

R0.004 (0.1)

0.024 (0.6)

0.016 (0.4)

0.028 (0.7)

0.020 (0.5)

0.118 (3.00)

TOP

5°

SIDE

7°

0.106 (2.7)

0.098 (2.5)

0.079 (2.0)

POLARITY MARK

(See Note 2)

0.102 (2.6)

0.087 (2.2)

QTLP660C-3 Yellow

QTLP660C-B Blue

QTLP660C-4 Green

BOTTOM

+ -

POLARITY

NOTE:

1. Dimensions for all drawings are in inches (mm).

2. Cathode for -2, -3, -4 and B. Anode for -7.

for -2, -3, -4 and -B

for -7

APPLICATIONS

• Backlighting

• Status indication for consumer electronics and other
equipment

DESCRIPTION

These surface mount chip LEDs are designed with a 1.8 mm dome lens that focuses the light output.

FEATURES

• Small footprint - 3.2(L) X 2.4(W) X 2.6(H) mm

• Narrow viewing angle of 30°

• Water clear

• Moisture-proof packaging

• Available in 0.315" (8mm) width tape on 7" (178mm) diameter reel; 2,000 units per reel

© 2003 Fairchild Semiconductor Corporation

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∆λ

SURFACE MOUNT LED LAMP

STANDARD BRIGHT 1.8mm (Dome Lens)

QTLP660C-2 HER

QTLP660C-7 AlGaAs Red

ABSOLUTE MAXIMUM RATINGS

Parameter Symbol

Continuous Forward Current

Peak Forward Current
(f = 1.0 KHz, Duty Factor = 1/10)

Reverse Voltage (I

Power Dissipation

Operating Temperature

Storage Temperature

Lead Soldering Time

= 10 µA) V

R

T

T

T

I

P

OPR

STG

SOL

QTLP660C-3 Yellow

QTLP660C-B Blue

(T

=25°C Unless otherwise specified)

A

-2 -3 -4 -7 -B

I

FM

F

R

D

30 30 30 30 30 mA

160 160 160 180 100 mA

55555V

84 84 84 72 135 mW

ELECTRICAL / OPTICAL CHARACTERISTICS

(T

=25°C)

A

QTLP660C-4 Green

QTLP660C

Units

-40 to +85 °C

-40 to +90 °C

260 for 5 sec °C

Part Number Symbol

Luminous Intensity (mcd)

Minimum

Typical 40 60 120 190 110

Forward Voltage (V)

Maximum

Typical 2.0 2.0 2.1 1.9 3.8

Wavelength (nm)

Peak

Dominant

Spectral Line Half Width (nm)

Viewing Angle (°)

2 Θ

I

V

V

F

λ

P

λ

D

1/2

-2 -3 -4 -7 -B

20 35 70 110 80

2.8 2.8 2.8 2.4 4.5

635 585 565 660 430

630 590 570 645 465

45 35 30 20 65

30 30 30 30 30

QTLP660C

Condition

I

= 20mA

F

I

= 20mA

F

I

= 20mA

F

I

= 20mA

F

I

= 20mA

F

© 2003 Fairchild Semiconductor Corporation

Page 2 of 7

2/12/03

SURFACE MOUNT LED LAMP

STANDARD BRIGHT 1.8mm (Dome Lens)

QTLP660C-2 HER

QTLP660C-7 AlGaAs Red

TYPICAL PERFORMANCE CURVES

Fig. 1 Forward Current vs. Forward Voltage

90

80

70

60

50

40

30

20

- FORWARD CURRENT (mA) RELATIVE INTENSITY

10

F

I

0

1.0 2.0 2.5 3.0 4.0 5.0

HER

AlGaAs
RED

VF - FORWARD VOLTAGE (V)

GREEN

YELLOW

BLUE

QTLP660C-3 Yellow

QTLP660C-B Blue

Fig. 2 Relative Luminous Intensity vs.

2.0

1.5

1.0

0.5

(NORMALIZED AT 20 mA)

RELATIVE LUMNOUS INTENSITY

0.0

0 5 10 15 20 25

Fig. 3 Relative Intensity vs. Peak Wavelength

GREENBLUE

QTLP660C-4 Green

DC Forward Current

AlGaAs
RED

HER
YELLOW
GREEN

IF - DC FORWARD CURRENT (mA)

HER

AlGaAs REDYELLOW

BLUE

30

1.0

0.5

0

300 350 400 450 500 550 600 650 700 750

WAVELENGTH (nm)

Fig.5 Maximum Forward Current

vs. Ambient Temperature

020406080

TA - AMBIENT TEMPERATURE (˚C)

Fig.4 Radiation Diagram

0˚

-10˚ 10˚

-20˚ 20˚

-30˚ 30˚

-40˚ 40˚

-50˚ 50˚

-60˚ 60˚

-70˚ 70˚

-80˚ 80˚

-90˚ 90˚

1.0 0.8 0.6 0.4 0.2 0 0.2 0.4 0.6 0.8 1.0

REL. LUMINOUS INTENSITY (%)

50

40

30

20

10

- FORWARD CURRENT (mA)

F

I

0

100

© 2003 Fairchild Semiconductor Corporation

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2/12/03